<template>
  <div class="goodsinfo-container">
    <transition>
      @before-enter="beforeEnter"
      @enter="enter"
      @after-enter="afterEnter">
      <div class="ball" v-show="ballFlag" ref="ball"></div>
    
    </transition>
    
    <div class="mui-card">
      <div class="mui-card-content">
        <div class="mui-card-content-inner">
          <swiper :lunbotuList="lunbotuList" :isfull="false"></swiper>
        </div>
      </div>
    </div>

    <div class="mui-card">
      <div class="mui-card-header">{{ goodsinfo.title }}</div>
      <div class="mui-card-content">
        <div class="mui-card-content-inner">
          <p class="price">
            市场价：<del>¥{{ goodsinfo.market_price }}</del
            >&nbsp;&nbsp;销售价:<span class="now_price"
              >¥{{ goodsinfo.sell_price }}</span
            >
          </p>
          <p>购买数量: <numbox @getcount="getSelectedCount" :max="goodsinfo.stock_quanties"></numbox></p>
          <p>
            <mt-button type="primary" size="small">立即购买</mt-button>
            <mt-button type="danger" size="small" @click="addtoshopcar">加入购物车</mt-button>
          </p>
        </div>
      </div>
    </div>

    <div class="mui-card">
      <div class="mui-card-header">商品参数</div>
      <div class="mui-card-content">
        <div class="mui-card-content-inner">
          <p>商品货号：{{ goodsinfo.goods_no }}</p>
          <p>库存情况：{{ goodsinfo.stock_quanties }}</p>
          <p>上架时间：{{ goodsinfo.add_time }}</p>
        </div>
      </div>
      <div class="mui-card-footer">
        <mt-button type="primary" size="large" plain @click="goDesc(id)"
          >图文介绍</mt-button
        >
        <mt-button type="danger" size="large" plain @click="goComment(id)"
          >商品详情</mt-button
        >
      </div>
    </div>
  </div>
</template>

<script>
import swiper from "../subcomponents/swiper.vue";
import numbox from "../subcomponents/goodsinfo_numbox.vue"
export default {
  data() {
    return {
      id: this.$route.params.id,
      lunbotuList: [
        {
          src:
            "https://gimg2.baidu.com/image_search/src=http%3A%2F%2Fa3.att.hudong.com%2F08%2F22%2F01300000013945118822221353308.jpg&refer=http%3A%2F%2Fa3.att.hudong.com&app=2002&size=f9999,10000&q=a80&n=0&g=0n&fmt=jpeg?sec=1615906799&t=168aac887690bf72a34b87b526b8a5bf",
          img:
            "https://gimg2.baidu.com/image_search/src=http%3A%2F%2Fa3.att.hudong.com%2F08%2F22%2F01300000013945118822221353308.jpg&refer=http%3A%2F%2Fa3.att.hudong.com&app=2002&size=f9999,10000&q=a80&n=0&g=0n&fmt=jpeg?sec=1615906799&t=168aac887690bf72a34b87b526b8a5bf",
        },
        {
          src:
            "https://gimg2.baidu.com/image_search/src=http%3A%2F%2Fa0.att.hudong.com%2F74%2F07%2F01300000092237121731074858943.jpg&refer=http%3A%2F%2Fa0.att.hudong.com&app=2002&size=f9999,10000&q=a80&n=0&g=0n&fmt=jpeg?sec=1615966583&t=12095b4fca7dc0de7e71b645309fd7a2",
          img:
            "https://gimg2.baidu.com/image_search/src=http%3A%2F%2Fa0.att.hudong.com%2F74%2F07%2F01300000092237121731074858943.jpg&refer=http%3A%2F%2Fa0.att.hudong.com&app=2002&size=f9999,10000&q=a80&n=0&g=0n&fmt=jpeg?sec=1615966583&t=12095b4fca7dc0de7e71b645309fd7a2",
        },
        {
          src:
            "https://gimg2.baidu.com/image_search/src=http%3A%2F%2Fa1.att.hudong.com%2F16%2F39%2F01300000015459120288395161804.jpg&refer=http%3A%2F%2Fa1.att.hudong.com&app=2002&size=f9999,10000&q=a80&n=0&g=0n&fmt=jpeg?sec=1615966583&t=22f6e43928a464002278cfa09e1ebd4f",
          img:
            "https://gimg2.baidu.com/image_search/src=http%3A%2F%2Fa1.att.hudong.com%2F16%2F39%2F01300000015459120288395161804.jpg&refer=http%3A%2F%2Fa1.att.hudong.com&app=2002&size=f9999,10000&q=a80&n=0&g=0n&fmt=jpeg?sec=1615966583&t=22f6e43928a464002278cfa09e1ebd4f",
        },
      ],
      goodsinfo: {
        id: 101,
        title: "无限风 麦克风",
        add_time: "2021-09-12 12:38:52",
        goods_no: "SD112344555",
        stock_quanties: 60,
        market_price: 269,
        sell_price: 199,
      },
      ballFlag:false,
      selectedCount:1
    };
  },
  methods: {
    goDesc(id) {
      this.$router.push({ name: "goodsdesc", params: { id } });
    },
    goComment(id) {
      this.$router.push({ name: "goodscomment", params: { id } });
    },
    addtoshopcar(){
      this.ballFlag = !this.ballFlag;
      
      var goodsinfo = {
         id:this.id,
         count:this.selectedCount,
         price:this.goodsinfo.sell_price,
         selected:true
      };

      this.$store.commit("addToCar",goodsinfo);
    },
    beforeEnter(el){
     el.style.transform = "translate(0,0)";
    },
    enter(el, done){
      el.offsetWidth;
      //获取小球在页面中的位置
      const ballPosition = this.$refs.ball.getBoundingClientRect();
      const badgePosition = document.getElementById("badge").getBoundingClientRect();
      const xDist = badgePosition.left - ballPosition.left;
      const yDist = badgePosition.top - ballPosition.top;

      el.style.transform = 'translate(${xDist}px,${yDist}px)';
      el.style.transition = "all 0.5s cubic-bezier(.4,-0.3,1,.0.68)"
      done();
    },
    afterEnter(el){
      this.ballFlag = !this.ballFlag;
    },
    getSelectedCount(count){
      this.selectedCount = count;
    }

  },
  components: {
    swiper,
    numbox,
  },
};
</script>

<style lang="scss" scoped>
.goodsinfo-container {
  background-color: #eee;
  overflow: hidden;

  .now_price{
    color: red;
    font-size: 16px;
    font-weight: bold;
  }

  .mui-card-footer {
    display: block;
    button {
      margin: 15px 0;
    }
  }
  .ball{
    width: 15px;
    height: 15px;
    border-radius: 50%;
    background-color: red;
    position: absolute;
    z-index: 99;
    top: 390px;
    left: 146px;
  }
}
</style>